Post Utme Unilorin 2017 Chemistry Question 25

Practice objective / multiple choice question 25 from the 2017 Post Utme Unilorin Chemistry examination.

Post Utme Unilorin 2017 Chemistry Objective / Multiple Choice
Question 25 POST_UTME_UNILORIN • 2017 • CHEMISTRY • objective

The half-life of a radioactive subs\tance is 5 years. If the initial activity is 1000 Bq, what is the activity after 10 years?

Answer Options

A. 250 Bq
Correct Answer B. 500 Bq
C. 1000 Bq
D. 2000 Bq
Correct Answer
B
Correct Option:
500 Bq

About This Question

This is Post Utme Unilorin 2017 Chemistry Question 25. It is one of the objective questions from the 2017 Post Utme Unilorin Chemistry examination.

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